Eurostat, Luxembourg. 28199090 (01/1997-..) Chromium oxides and hydroxides (excl. chromium trioxide and chromium dioxide): CN 28199090 /Exports /Unit = Prices (Euro/ton) /Partner: Portugal /Reporter: Eur27_2020 /28199090:Chromium Oxides and Hydroxides (Excl. Chromium Trioxide and Chromium Dioxide).